National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Clear

54°F

12°C

Humidity 93%
Wind Speed N 4 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 10 Nov 02:00 AM PST
Extended Forecast for

3 Miles NW Yountville CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. North wind around 6 mph.

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 54. West northwest wind around 6 mph becoming north northeast in the evening.

    Low: 54 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Mostly cloudy, with a high near 77. Calm wind becoming south southeast 5 to 7 mph in the morning.

    High: 77 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52. South southwest wind 3 to 5 mph.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain, mainly after 4pm. High near 64. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 49. Chance of precipitation is 100%.

    Low: 49 °F

    Rain

  • Thursday

    Thursday: Rain likely. Mostly cloudy, with a high near 58.

    High: 58 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. North wind around 6 mph.
Monday
Mostly sunny, with a high near 81. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 54. West northwest wind around 6 mph becoming north northeast in the evening.
Veterans Day
Mostly cloudy, with a high near 77. Calm wind becoming south southeast 5 to 7 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 52. South southwest wind 3 to 5 mph.
Wednesday
Rain, mainly after 4pm. High near 64. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 49. Chance of precipitation is 100%.
Thursday
Rain likely. Mostly cloudy, with a high near 58.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42.
Friday
A chance of rain, mainly before 4pm. Mostly cloudy, with a high near 55.
Friday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 44.
Saturday
Areas of fog. Otherwise, mostly sunny, with a high near 63.
Saturday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 46.
Sunday
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Yountville CA
 38.43°N 122.41°W (Elev. 180 ft)
Last Update:
1:27 am PST Nov 10, 2025
Forecast Valid:
2am PST Nov 10, 2025-6pm PST Nov 16, 2025
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation